环境保护PPT(Environment)

There are three main reinforest on Earth:one is in Africa, another one is in Southeastern Asion and the last one is in South America.
What can rainforest do?
• Social services: Conversion to agricultural land,
Cultivated foods and spices, Pharmaceutical and biodiversity resource, Tourism
Some kinds of the species
The end
and the tropical rainforest
contains the uncountable kinds of species.
Rainforest is the lung of the earth
This is the distribution of the rainforest onEarth
• ecosystem services: Rain forests play an important
role in maintaining biological diversity, modulating precipitation, infiltration and flooding, increasing scientific knowledge and in the spiritual well-being of humans. Such ecosystem services are of use to humans without the need for any modification or management of the forest yourself.
Human destruction of
rainforest
This fire was made by people who lived there!
Hale Waihona Puke Baidu
Thick smoke hang over the forest
Cause
• Corruption of government institutions • The inequitable distribution of wealth and
Harmness of Such Deforest
• Atmospheric problems:greenhouse effect • Soil problem:soil loss, desertification of land
and desert encroachmen • Ecological problem:biodiversity decline
power • Population growth • Overpopulation • Urbanization • Globalization is often viewed as another
root cause of deforestation
This is the road in forest
Warning!
Our evironment is in emergency
The only earth & the only being!
Plant is important for the eatth
Forest is the most concentrated place of plants